Troubleshooting - Konica Minolta MAGICOLOR 8650 Service Manual

12.1.1 Skew adjustment of the tray 2, 3............................................................... 268
12.1.2 Centering adjustment of the tray 2, 3........................................................ 269
12.1.3 Adjustment of the tray 1 paper size unit.................................................... 270
12.2 PH unit mechanical adjustment........................................................................ 271
12.2.1 Skew adjustment....................................................................................... 271

Troubleshooting

13. Jam display ......................................................................................................... 273
13.1 Misfeed display ................................................................................................. 273
13.1.1 Misfeed display resetting procedure ......................................................... 274
13.2 Sensor layout.................................................................................................... 275
13.3 Solution ............................................................................................................ 276
13.3.1 Initial check items ..................................................................................... 276
13.3.2 Solution when paper curl occurs............................................................... 276
13.3.3 Misfeed at tray 2 feed section ................................................................... 277
13.3.4 Misfeed at tray 3 feed section ................................................................... 278
13.3.5 Misfeed at tray 1 feed section ................................................................... 279
13.3.6 Misfeed at duplex pre-registration section ................................................ 280
13.3.7 Misfeed at tray 3 vertical transport section ............................................... 281
13.3.8 Misfeed at 2nd image transfer section ...................................................... 282
13.3.9 Misfeed at exit section .............................................................................. 283
13.3.10 Misfeed at duplex transport section .......................................................... 284
13.3.11 Controller jam ........................................................................................... 285
14. Malfunction code................................................................................................. 286
14.1 Alert code ......................................................................................................... 286
14.1.1 Alert code list ............................................................................................ 286
14.2 Solution ............................................................................................................ 288
14.2.1 P-5: IDC sensor (front) failure ................................................................... 288
14.2.2 P-28 IDC sensor (rear) failure................................................................... 288
14.2.3 P-6: Cyan imaging unit failure................................................................... 288
14.2.4 P-7: Magenta imaging unit failure ............................................................. 288
14.2.5 P-8: Yellow imaging unit failure ................................................................. 288
14.2.6 P-9: Black imaging unit failure .................................................................. 288
14.2.7 P-21: Color regist test pattern failure ........................................................ 289
14.2.8 P-22: Color regist adjust failure................................................................. 289
14.2.9 P-27: Secondary transfer ATVC failure ..................................................... 289
14.2.10 P-30: Color PC drive sensor malfunction.................................................. 290
14.2.11 P-31: Black PC drive sensor malfunction.................................................. 290
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Field Service Ver. 2.0 Nov. 2007